The Best Portable Battery Pack of 2025

The best portable battery pack for most people in 2025 is the Anker Nano Power Bank. You need a reliable portable charger as the market for them continues to grow. The industry’s expansion shows how essential these devices have become.

This growth gives you many choices. You can find a high-wattage power bank for your laptop or a simple power bank for your phone.

Our Top Picks for the Best Portable Chargers

You have many options when searching for a portable charger. We tested dozens of models to find the very best power banks for every situation. This list gives you a quick summary of our top recommendations. You can find the perfect device for your needs right here. Each pick links to a full review further down the page. This guide makes choosing one of the best portable chargers simple.

💡 Pro Tip: Before you buy, think about what you will charge most often. A power bank for your phone has different needs than one for your laptop. Matching the charger to your primary device is key.

We organized our findings into a simple table. This helps you compare the best power banks at a glance.

The Best Power Banks of 2025 Reviewed

You need the right information to choose from the many options available. We tested the top contenders to give you clear, detailed reviews. This section breaks down why our top picks earned their spots, helping you find the perfect portable charger for your needs.

Best Overall: Anker Nano Power Bank

The Anker Nano Power Bank wins our top spot by perfectly balancing size, convenience, and power. It is the best portable battery pack for daily use.

Why We Picked It You will love the convenience of this power bank. Its standout feature is the integrated USB-C cable, which means you never have to remember to bring a separate one. This makes it the best retractable cable power bank for sheer ease of use. The bright LED screen shows you the exact remaining percentage and charging time. The plastic feels thick and durable, ready to handle daily wear and tear.

Who It’s For This device is for anyone who wants a simple, grab-and-go charging solution for their phone. It’s a great choice if you value convenience above all else. However, you should consider a few points. The built-in cable hangs in a loop, which could snag on items in your bag. Some users also find the LED screen more of a gimmick than a necessity, as you can check your phone’s screen for its charging status. While its retail price is high, you can often find it on sale, making it a much better value. If you want a simple and effective charger, this is an excellent choice.

Best for Laptops: UGreen 145W Power Bank

When you need to power more than just your phone, you need a serious portable charger. The UGreen 145W Power Bank delivers massive power in a travel-friendly design, making it one of the best portable laptop chargers available.

Why We Picked It This power bank is a workhorse. Its main 100W USB-C port can charge a 14-inch MacBook Pro to 50% in about 40 minutes. With a total output of 145W, you can fast-charge your laptop, phone, and earbuds all at the same time. The digital display clearly shows the remaining battery, so you are never caught by surprise. It is one of the best power banks for professionals and students who rely on their laptops.

Who It’s For You should get this device if you are a remote worker, a digital nomad, or a student who needs to keep a laptop running all day. It is one of the top portable laptop chargers for power-hungry devices like a Dell XPS or MacBook Pro. Its size and weight make it less ideal for simple pocket carry, but for a backpack or laptop bag, its performance is unmatched.

Best Magnetic Power Bank: Belkin BoostCharge Pro with Qi2

For iPhone users, magnetic charging offers incredible convenience. The Belkin BoostCharge Pro with Qi2 is the best magnetic power bank because it embraces the new Qi2 standard for faster and more efficient wireless power.

Why We Picked It This charger delivers a true 15W wireless fast charge, thanks to Qi2 certification. This new standard optimizes energy use and protects your device’s battery life. The strong magnetic alignment snaps securely to your iPhone, and a clever pop-up stand lets you stream videos or use StandBy mode hands-free. Belkin also makes this product with recycled plastics and backs it with a 2-year warranty. It is easily the best cute magnetic power bank that also delivers top-tier performance.

As you can see from the charging data below, Qi2-certified chargers provide some of the fastest and most consistent wireless charging speeds for modern iPhones.

Who It’s For If you have a MagSafe-compatible iPhone (iPhone 12 or newer), this is the charger for you. It offers the ultimate snap-and-go convenience without sacrificing speed. It is the best magnetic power bank for users who want a reliable charge and a functional stand in one package. While it can also charge other devices via its USB-C port, its main appeal is for Apple users. This is the best cute magnetic power bank for style and function.

Best Compact Power Bank: Nitecore NB10000 Gen 2

For those who count every gram, the Nitecore NB10000 Gen 2 is the undisputed champion. It is the best compact power bank for travelers, hikers, and ultralight backpackers.

Why We Picked It This device is an engineering marvel. It uses a carbon fiber frame and panels to achieve an astonishingly low weight of just 150g. That makes it the best thin power bank on the market.

Jason Merrill, a backpacking expert and thru-hiker, calls it the top choice for hikers and outdoor adventurers. Despite its featherlight build, it packs a 10,000 mAh capacity and a 20W output, making it the best compact fast charging power bank available. It is also IPX5 water-resistant, so you do not have to worry about rain or splashes. This is the best compact power bank for any adventure.

Who It’s For You need this power bank if you are a hiker, trail runner, or minimalist traveler. Its weight and size are its biggest advantages, allowing you to carry significant power without the bulk. It is the best compact power bank for anyone who prioritizes portability above all else. It is also the best thin power bank to slip into a pocket or small pack. As the best compact multi-charge power bank, it provides enough juice for multiple phone charges.

Best High-Capacity: Anker 747 PowerCore 26K

When you need the most power possible, you turn to a high-capacity power bank. The Anker 747 PowerCore 26K is a beast of a charger, designed for people who need to power multiple devices for days. It is the best portable battery pack for serious power users.

Why We Picked It This device is all about power and flexibility. It has a massive 25,600 mAh capacity, which is just under the limit for airline carry-on. Its intelligent power distribution delivers a total of 87W across four ports. You can send 65W to one of the best portable laptop chargers while simultaneously charging two smartphones. This makes it one of the best power banks for managing all your tech at once.

Who It’s For This is the power bank for power users. If you travel frequently for work, go on long family trips, or are a photographer with cameras and drones, this high-capacity power bank is your best friend. Its weight makes it a choice for your bag, not your pocket. For anyone who needs to stay connected and productive away from an outlet, this is the ultimate solution.

How to Choose Your Power Bank

You need to consider a few key factors to find the right device. Understanding these details will help you with how to choose the best power bank for your needs.

Capacity (mAh): How Much Do You Need?

You measure a power bank’s energy storage in milliamp-hours (mAh). A higher number means more charging power. A 10,000 mAh power bank is a great starting point for most users. It can typically charge a modern smartphone about two times. You can see the battery sizes of popular phones below.

Charging Speed (Watts): Understanding Power Delivery

You measure charging speed in watts (W). A higher wattage means faster charging. Many devices now support fast charging with standards like 18W, 30W, or 45W. The best technology for this is USB-C Power Delivery (PD). USB-C PD charging allows your power bank and device to communicate. They negotiate the fastest possible charging speed safely. This ensures your phone or laptop gets the right amount of power without risk. This technology is essential for portable laptop chargers.

Ports: USB-C vs. USB-A

You will find two main port types on a power bank: USB-A and USB-C. USB-A is the older, rectangular standard. USB-C is the newer, oval-shaped port. USB-C is better because it supports faster speeds and can both send and receive power. This means you can use the same port to charge your device and recharge the power bank itself. Most modern portable laptop chargers rely on high-wattage USB-C PD charging.

Wireless Charging: Qi2 and MagSafe Explained

Many people love the convenience of wireless charging. The best wireless chargers use the new Qi2 standard. Qi2 adds magnets for perfect alignment, just like Apple’s MagSafe. This gives you a faster, more efficient charge. The best MagSafe chargers are great for iPhones. Now, other brands are also adopting Qi2. This makes the best wireless chargers more universal. If you want snap-on convenience, look for a power bank with Qi2 or find one of the best MagSafe chargers for your iPhone.

How We Test Our Portable Chargers

You deserve to know how we test the best power banks to make our recommendations. Our process is thorough and data-driven. We go beyond simple daily use to give you a clear picture of each device’s true performance. This ensures you get a reliable product.

Capacity and Efficiency Testing

You might notice a 10,000 mAh power bank does not charge your 5,000 mAh phone twice. This happens because of voltage conversion and efficiency loss. The battery cells inside operate at 3.7V, but your phone charges at 5V. Boosting this voltage uses energy. A good quality power bank has an efficiency of 85-95%, meaning you lose 5-15% of the energy as heat.

To find the true usable capacity, we follow a strict lab procedure:

1. We fully charge the power bank to 100%.
2. We connect it to a professional USB power meter and an electronic load.
3. The electronic load draws a constant current until the power bank is completely empty.
4. The USB meter records the total energy delivered in mAh.

This process shows you the real-world power you can expect from the best power banks.

Charging Speed Verification

Advertised charging speeds can be misleading. We verify the wattage claims for you. We use specialized equipment to measure the voltage and amperage from each port under different conditions.

We test the output voltage with no device connected, with a small load, and with a maximum load. This ensures the power bank delivers stable power without dropping voltage, which could slow down your charge.

This detailed testing confirms that the best portable chargers can safely fast-charge your devices at their promised speeds.

Portability and Build Quality

A power bank needs to be durable. We perform several mechanical tests to simulate daily life. We conduct drop tests and vibration tests to check for toughness. We also examine the materials used in the casing.

These materials directly impact the device’s weight, durability, and ability to handle heat. Our hands-on evaluation helps you choose a power bank built to last.

After reviewing all the options, the Anker Nano Power Bank is our definitive choice for the best portable battery pack of 2025. This power bank offers you a perfect blend of portability, power, and convenience with its built-in cable. As your reliance on mobile devices grows, having a dependable portable charger becomes essential. This power bank is an excellent solution for your daily needs.

For most people, this portable charger is the best portable battery pack to keep your devices running all day without worry.

PREGUNTAS FRECUENTES

Can you take a power bank on an airplane?

Yes, you can bring power banks on a plane in your carry-on luggage. You cannot put them in checked bags. The FAA limits you to batteries under 100 watt-hours (Wh). Most 26,000 mAh power banks, like our high-capacity pick, fall just under this limit.

How long does a portable charger last?

A power bank’s lifespan depends on its charge cycles. Most last for 300 to 500 full cycles. This means you can fully charge and discharge it that many times before its capacity starts to decrease noticeably. For most users, this equals several years of reliable use.

What is pass-through charging?

Pass-through charging is a useful feature. It lets you charge your phone and the power bank at the same time. You plug your power bank into the wall and your phone into the power bank. This is great for overnight charging when you only have one wall outlet.

How do you know when your power bank is fully charged?

You can easily check your power bank’s charge level. Most models have indicator lights or a digital display.

The Anker Nano Power Bank, our top pick, shows you the exact percentage on its screen. When it reads 100%, you know it is ready to go.